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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Geotextiles—Sampling and preparation of test specimens
WITHDRAWN published on 4.11.1992
Selected format:Geotextiles—Determination of thickness
WITHDRAWN published on 4.11.1992
Selected format:Geosynthetics—Determination of thickness at specified pressures—Part 1:Single layers
WITHDRAWN published on 19.6.2009
Selected format:Geotextiles—Determination of mass per unit area
WITHDRAWN published on 4.11.1992
Selected format:Standard test method for trapezoid tearing strength of geotextiles
WITHDRAWN published on 4.11.1992
Selected format:Geotextiles—Test method for air permeability
WITHDRAWN published on 4.11.1992
Selected format:Textiles—Test control reference and fading standard for tests of colour-fastness to nitrogen oxides and burt gas fumes
WITHDRAWN published on 4.11.1992
Selected format:Preparation, marking and measuring of garments in tests for determination of dimensional changes
WITHDRAWN published on 1.1.1992
Selected format:Textiles-Method for assessing the appearance of durable press fabrics after domestic washing and drying
WITHDRAWN published on 4.11.1992
Selected format:Textiles—Method for assessing the appearance of creases in durable press products after domestic washing and drying
WITHDRAWN published on 4.11.1992
Selected format:Latest update: 2026-01-26 (Number of items: 2 257 479)
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